Report of the International Whaling Commission (1997)
This report provides harbor porpoise bycatch estimates for 1994 and 1995. The analysis required adjusting for changes in data collection methods that went into effect in June 1994, in which…
Megatestes: Anatomical evidence for sperm competition in the harbor porpoise
Fontaine, P. M.; Barrette, C.
Mammalia (1997)
We collected testes from 62 male harbor porpoise (Phocoena phocoena) incidentally caught in gillnets of commercial fisheries in the Gulf of St-Lawrence, in June-July- August. In adults (≥4 years), both…
Hong Kong’s Cetaceans: The biology, socioecology and behaviour of Sousa chinensis and Neophocaena phocaenoides
Parsons, E. C. M.
Doctoral Thesis - University of Hong Kong (1997)
From an intensive review of historical records and the examination of stranded cetaceans it was determined that 16 cetacean species have been reported from Hong Kong, including resident populations of…
Acoustic alarms reduce porpoise mortality
Kraus, Scott D.; Read, Andrew J.; Solow, Andrew; Baldwin, Ken; Spradlin, Trevor; Anderson, Eric; Williamson, John
Nature (1997)
The most serious danger to dolphins and porpoises around the world is the threat from various forms of gill-net fishing. One potential way to reduce the number of deaths of…
Composition of the incidental kill of cetaceans in two California gillnet fisheries: 1990-1995
Chivers, S. J.; Robertson, K. M.; Henshaw, M. D.
Report of the International Whaling Commission (1997)
In July 1990, an observer program was established to collect data on the bycatch of the drift and set gillnet fisheries operating off the coast of California. These data are…
A note on the harbour porpoise (Phocoena phocoena) in the coastal waters of Spain
Lens, S.
Report of the International Whaling Commission (1997)
Information on the harbour porpoise in Spanish waters was collected and reviewed, giving an updated list of observations (strandings, incidental catches and sightings) for the period 1978-94 . The species…
A preliminary evaluation of incidental mortality of small cetaceans in coastal fisheries in British Columbia, Canada
STACEY, PAM J.; DUFFUS, DAVID A.; BAIRD, ROBIN W.
Marine Mammal Sci (1997)
Abstract currently unavailable
Mortality of dolphins and porpoises in coastal fisheries off Peru and southern Ecuador in 1994
Van Waerebeek, Koen; Van Bressem, Marie-Françoise; Félix, Fernando; Alfaro-Shigueto, Joanna; García-Godos, Aquiles; Chávez-Lisambart, Laura; Ontón, Karina; Montes, David; Bello, Ruth
Biological Conservation (1997)
Of 722 cetaceans captured mostly in multi-filament gillnets and landed at Cerro Azul, central Peru, in 87 days during January–August 1994, 82.7% were dusky dolphin Lagenorhynchus obscurus, 12.6% Burmeister's porpoise…
Summary of current knowledge of harbour porpoises in US and Canadian Atlantic waters
Palka, D. L.; Read, A. J.; Westgate, A. J.; Johnston, D. W.
Report of the International Whaling Commission (1996)
This paper summarises current knowledge of the three populations of harbour porpoises in US and Canadian Atlantic waters. During the summer, the populations are centred in the Gulf of Maine/Bay…
Harbour porpoises, Phocoena phocoena, in Portuguese waters
Sequeira, M.
Report of the International Whaling Commission (1996)
Biological data on the harbour porpoise in Portuguese coastal waters are scarce, mainly because of the small number of animals available for study. Nevertheless, a regular geographical distribution pattern can…